4(m+9)=m-12

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Solution for 4(m+9)=m-12 equation: 



4(m+9)=m-12

We move all terms to the left:

4(m+9)-(m-12)=0

We multiply parentheses

4m-(m-12)+36=0

We get rid of parentheses

4m-m+12+36=0

We add all the numbers together, and all the variables

3m+48=0

We move all terms containing m to the left, all other terms to the right

3m=-48

m=-48/3

m=-16

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